oracleでORA-12519のエラー - uedakoの日記開発中に、よくわからんoracleのエラーが、、、 java.sql.SQLException: Listener refused the connection with the following error: ORA-12519, TNS:no appropriate service handler found The Connection descriptor used by the client was: ora-server:1521:xe at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:112) at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:261) at oracle.jdbc.d
